class-wc-rest-webhooks-v1-controller.php
<?php
/**
* REST API Webhooks controller
*
* Handles requests to the /webhooks endpoint.
*
* @package WooCommerce\RestApi
* @since 3.0.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* REST API Webhooks controller class.
*
* @package WooCommerce\RestApi
* @extends WC_REST_Controller
*/
class WC_REST_Webhooks_V1_Controller extends WC_REST_Controller {
/**
* Endpoint namespace.
*
* @var string
*/
protected $namespace = 'wc/v1';
/**
* Route base.
*
* @var string
*/
protected $rest_base = 'webhooks';
/**
* Post type.
*
* @var string
*/
protected $post_type = 'shop_webhook';
/**
* Register the routes for webhooks.
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base,
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => $this->get_collection_params(),
),
array(
'methods' => WP_REST_Server::CREATABLE,
'callback' => array( $this, 'create_item' ),
'permission_callback' => array( $this, 'create_item_permissions_check' ),
'args' => array_merge(
$this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
array(
'topic' => array(
'required' => true,
'type' => 'string',
'description' => __( 'Webhook topic.', 'woocommerce' ),
),
'delivery_url' => array(
'required' => true,
'type' => 'string',
'description' => __( 'Webhook delivery URL.', 'woocommerce' ),
),
)
),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/(?P<id>[\d]+)',
array(
'args' => array(
'id' => array(
'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
'type' => 'integer',
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_item' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
'args' => array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
),
),
array(
'methods' => WP_REST_Server::EDITABLE,
'callback' => array( $this, 'update_item' ),
'permission_callback' => array( $this, 'update_item_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
),
array(
'methods' => WP_REST_Server::DELETABLE,
'callback' => array( $this, 'delete_item' ),
'permission_callback' => array( $this, 'delete_item_permissions_check' ),
'args' => array(
'force' => array(
'default' => false,
'type' => 'boolean',
'description' => __( 'Required to be true, as resource does not support trashing.', 'woocommerce' ),
),
),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/batch',
array(
array(
'methods' => WP_REST_Server::EDITABLE,
'callback' => array( $this, 'batch_items' ),
'permission_callback' => array( $this, 'batch_items_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
),
'schema' => array( $this, 'get_public_batch_schema' ),
)
);
}
/**
* Check whether a given request has permission to read webhooks.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|boolean
*/
public function get_items_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'read' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot list resources.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Check if a given request has access create webhooks.
*
* @param WP_REST_Request $request Full details about the request.
*
* @return bool|WP_Error
*/
public function create_item_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'create' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_create', __( 'Sorry, you are not allowed to create resources.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Check if a given request has access to read a webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|boolean
*/
public function get_item_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'read' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Check if a given request has access update a webhook.
*
* @param WP_REST_Request $request Full details about the request.
*
* @return bool|WP_Error
*/
public function update_item_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'edit' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_edit', __( 'Sorry, you are not allowed to edit this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Check if a given request has access delete a webhook.
*
* @param WP_REST_Request $request Full details about the request.
*
* @return bool|WP_Error
*/
public function delete_item_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'delete' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_delete', __( 'Sorry, you are not allowed to delete this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Check if a given request has access batch create, update and delete items.
*
* @param WP_REST_Request $request Full details about the request.
*
* @return bool|WP_Error
*/
public function batch_items_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'webhooks', 'batch' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_batch', __( 'Sorry, you are not allowed to batch manipulate this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Get the default REST API version.
*
* @since 3.0.0
* @return string
*/
protected function get_default_api_version() {
return 'wp_api_v1';
}
/**
* Get all webhooks.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function get_items( $request ) {
$args = array();
$args['order'] = $request['order'];
$args['orderby'] = $request['orderby'];
$args['status'] = 'all' === $request['status'] ? '' : $request['status'];
$args['include'] = implode( ',', $request['include'] );
$args['exclude'] = implode( ',', $request['exclude'] );
$args['limit'] = $request['per_page'];
$args['search'] = $request['search'];
$args['before'] = $request['before'];
$args['after'] = $request['after'];
if ( empty( $request['offset'] ) ) {
$args['offset'] = 1 < $request['page'] ? ( $request['page'] - 1 ) * $args['limit'] : 0;
}
/**
* Filter arguments, before passing to WC_Webhook_Data_Store->search_webhooks, when querying webhooks via the REST API.
*
* @param array $args Array of arguments for $wpdb->get_results().
* @param WP_REST_Request $request The current request.
*/
$prepared_args = apply_filters( 'woocommerce_rest_webhook_query', $args, $request );
unset( $prepared_args['page'] );
$prepared_args['paginate'] = true;
// Get the webhooks.
$webhooks = array();
$data_store = WC_Data_Store::load( 'webhook' );
$results = $data_store->search_webhooks( $prepared_args );
$webhook_ids = $results->webhooks;
foreach ( $webhook_ids as $webhook_id ) {
$data = $this->prepare_item_for_response( $webhook_id, $request );
$webhooks[] = $this->prepare_response_for_collection( $data );
}
$response = rest_ensure_response( $webhooks );
$per_page = (int) $prepared_args['limit'];
$page = ceil( ( ( (int) $prepared_args['offset'] ) / $per_page ) + 1 );
$total_webhooks = $results->total;
$max_pages = $results->max_num_pages;
$base = add_query_arg( $request->get_query_params(), rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ) );
$response->header( 'X-WP-Total', $total_webhooks );
$response->header( 'X-WP-TotalPages', $max_pages );
if ( $page > 1 ) {
$prev_page = $page - 1;
if ( $prev_page > $max_pages ) {
$prev_page = $max_pages;
}
$prev_link = add_query_arg( 'page', $prev_page, $base );
$response->link_header( 'prev', $prev_link );
}
if ( $max_pages > $page ) {
$next_page = $page + 1;
$next_link = add_query_arg( 'page', $next_page, $base );
$response->link_header( 'next', $next_link );
}
return $response;
}
/**
* Get a single item.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function get_item( $request ) {
$id = (int) $request['id'];
if ( empty( $id ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'Invalid ID.', 'woocommerce' ), array( 'status' => 404 ) );
}
$data = $this->prepare_item_for_response( $id, $request );
$response = rest_ensure_response( $data );
return $response;
}
/**
* Create a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function create_item( $request ) {
if ( ! empty( $request['id'] ) ) {
/* translators: %s: post type */
return new WP_Error( "woocommerce_rest_{$this->post_type}_exists", sprintf( __( 'Cannot create existing %s.', 'woocommerce' ), $this->post_type ), array( 'status' => 400 ) );
}
// Validate topic.
if ( empty( $request['topic'] ) || ! wc_is_webhook_valid_topic( strtolower( $request['topic'] ) ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_topic", __( 'Webhook topic is required and must be valid.', 'woocommerce' ), array( 'status' => 400 ) );
}
// Validate delivery URL.
if ( empty( $request['delivery_url'] ) || ! wc_is_valid_url( $request['delivery_url'] ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_delivery_url", __( 'Webhook delivery URL must be a valid URL starting with http:// or https://.', 'woocommerce' ), array( 'status' => 400 ) );
}
$post = $this->prepare_item_for_database( $request );
if ( is_wp_error( $post ) ) {
return $post;
}
$webhook = new WC_Webhook();
$webhook->set_name( $post->post_title );
$webhook->set_user_id( $post->post_author );
$webhook->set_status( 'publish' === $post->post_status ? 'active' : 'disabled' );
$webhook->set_topic( $request['topic'] );
$webhook->set_delivery_url( $request['delivery_url'] );
$webhook->set_secret( ! empty( $request['secret'] ) ? $request['secret'] : wp_generate_password( 50, true, true ) );
$webhook->set_api_version( $this->get_default_api_version() );
$webhook->save();
$this->update_additional_fields_for_object( $webhook, $request );
/**
* Fires after a single item is created or updated via the REST API.
*
* @param WC_Webhook $webhook Webhook data.
* @param WP_REST_Request $request Request object.
* @param bool $creating True when creating item, false when updating.
*/
do_action( 'woocommerce_rest_insert_webhook_object', $webhook, $request, true );
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $webhook->get_id(), $request );
$response = rest_ensure_response( $response );
$response->set_status( 201 );
$response->header( 'Location', rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $webhook->get_id() ) ) );
// Send ping.
$webhook->deliver_ping();
return $response;
}
/**
* Update a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function update_item( $request ) {
$id = (int) $request['id'];
$webhook = wc_get_webhook( $id );
if ( empty( $webhook ) || is_null( $webhook ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'ID is invalid.', 'woocommerce' ), array( 'status' => 400 ) );
}
// Update topic.
if ( ! empty( $request['topic'] ) ) {
if ( wc_is_webhook_valid_topic( strtolower( $request['topic'] ) ) ) {
$webhook->set_topic( $request['topic'] );
} else {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_topic", __( 'Webhook topic must be valid.', 'woocommerce' ), array( 'status' => 400 ) );
}
}
// Update delivery URL.
if ( ! empty( $request['delivery_url'] ) ) {
if ( wc_is_valid_url( $request['delivery_url'] ) ) {
$webhook->set_delivery_url( $request['delivery_url'] );
} else {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_delivery_url", __( 'Webhook delivery URL must be a valid URL starting with http:// or https://.', 'woocommerce' ), array( 'status' => 400 ) );
}
}
// Update secret.
if ( ! empty( $request['secret'] ) ) {
$webhook->set_secret( $request['secret'] );
}
// Update status.
if ( ! empty( $request['status'] ) ) {
if ( wc_is_webhook_valid_status( strtolower( $request['status'] ) ) ) {
$webhook->set_status( $request['status'] );
} else {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_status", __( 'Webhook status must be valid.', 'woocommerce' ), array( 'status' => 400 ) );
}
}
$post = $this->prepare_item_for_database( $request );
if ( is_wp_error( $post ) ) {
return $post;
}
if ( isset( $post->post_title ) ) {
$webhook->set_name( $post->post_title );
}
$webhook->save();
$this->update_additional_fields_for_object( $webhook, $request );
/**
* Fires after a single item is created or updated via the REST API.
*
* @param WC_Webhook $webhook Webhook data.
* @param WP_REST_Request $request Request object.
* @param bool $creating True when creating item, false when updating.
*/
do_action( 'woocommerce_rest_insert_webhook_object', $webhook, $request, false );
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $webhook->get_id(), $request );
return rest_ensure_response( $response );
}
/**
* Delete a single webhook.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error
*/
public function delete_item( $request ) {
$id = (int) $request['id'];
$force = isset( $request['force'] ) ? (bool) $request['force'] : false;
// We don't support trashing for this type, error out.
if ( ! $force ) {
return new WP_Error( 'woocommerce_rest_trash_not_supported', __( 'Webhooks do not support trashing.', 'woocommerce' ), array( 'status' => 501 ) );
}
$webhook = wc_get_webhook( $id );
if ( empty( $webhook ) || is_null( $webhook ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'Invalid ID.', 'woocommerce' ), array( 'status' => 404 ) );
}
$request->set_param( 'context', 'edit' );
$response = $this->prepare_item_for_response( $webhook, $request );
$result = $webhook->delete( true );
if ( ! $result ) {
/* translators: %s: post type */
return new WP_Error( 'woocommerce_rest_cannot_delete', sprintf( __( 'The %s cannot be deleted.', 'woocommerce' ), $this->post_type ), array( 'status' => 500 ) );
}
/**
* Fires after a single item is deleted or trashed via the REST API.
*
* @param WC_Webhook $webhook The deleted or trashed item.
* @param WP_REST_Response $response The response data.
* @param WP_REST_Request $request The request sent to the API.
*/
do_action( 'woocommerce_rest_delete_webhook_object', $webhook, $response, $request );
return $response;
}
/**
* Prepare a single webhook for create or update.
*
* @param WP_REST_Request $request Request object.
* @return WP_Error|stdClass $data Post object.
*/
protected function prepare_item_for_database( $request ) {
$data = new stdClass();
// Post ID.
if ( isset( $request['id'] ) ) {
$data->ID = absint( $request['id'] );
}
// Validate required POST fields.
if ( 'POST' === $request->get_method() && empty( $data->ID ) ) {
$data->post_title = ! empty( $request['name'] ) ? $request['name'] : sprintf( __( 'Webhook created on %s', 'woocommerce' ), (new DateTime('now'))->format( _x( 'M d, Y @ h:i A', 'Webhook created on date parsed by DateTime::format', 'woocommerce' ) ) ); // @codingStandardsIgnoreLine
// Post author.
$data->post_author = get_current_user_id();
// Post password.
$data->post_password = 'webhook_' . wp_generate_password();
// Post status.
$data->post_status = 'publish';
} else {
// Allow edit post title.
if ( ! empty( $request['name'] ) ) {
$data->post_title = $request['name'];
}
}
// Comment status.
$data->comment_status = 'closed';
// Ping status.
$data->ping_status = 'closed';
/**
* Filter the query_vars used in `get_items` for the constructed query.
*
* The dynamic portion of the hook name, $this->post_type, refers to post_type of the post being
* prepared for insertion.
*
* @param stdClass $data An object representing a single item prepared
* for inserting or updating the database.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "woocommerce_rest_pre_insert_{$this->post_type}", $data, $request );
}
/**
* Prepare a single webhook output for response.
*
* @param int $id Webhook ID or object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response $response Response data.
*/
public function prepare_item_for_response( $id, $request ) {
$webhook = wc_get_webhook( $id );
if ( empty( $webhook ) || is_null( $webhook ) ) {
return new WP_Error( "woocommerce_rest_{$this->post_type}_invalid_id", __( 'ID is invalid.', 'woocommerce' ), array( 'status' => 400 ) );
}
$data = array(
'id' => $webhook->get_id(),
'name' => $webhook->get_name(),
'status' => $webhook->get_status(),
'topic' => $webhook->get_topic(),
'resource' => $webhook->get_resource(),
'event' => $webhook->get_event(),
'hooks' => $webhook->get_hooks(),
'delivery_url' => $webhook->get_delivery_url(),
'date_created' => wc_rest_prepare_date_response( $webhook->get_date_created() ),
'date_modified' => wc_rest_prepare_date_response( $webhook->get_date_modified() ),
);
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $data, $request );
$data = $this->filter_response_by_context( $data, $context );
// Wrap the data in a response object.
$response = rest_ensure_response( $data );
$response->add_links( $this->prepare_links( $webhook->get_id() ) );
/**
* Filter webhook object returned from the REST API.
*
* @param WP_REST_Response $response The response object.
* @param WC_Webhook $webhook Webhook object used to create response.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "woocommerce_rest_prepare_{$this->post_type}", $response, $webhook, $request );
}
/**
* Prepare links for the request.
*
* @param int $id Webhook ID.
* @return array
*/
protected function prepare_links( $id ) {
$links = array(
'self' => array(
'href' => rest_url( sprintf( '/%s/%s/%d', $this->namespace, $this->rest_base, $id ) ),
),
'collection' => array(
'href' => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
),
);
return $links;
}
/**
* Get the Webhook's schema, conforming to JSON Schema.
*
* @return array
*/
public function get_item_schema() {
$schema = array(
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => 'webhook',
'type' => 'object',
'properties' => array(
'id' => array(
'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
'type' => 'integer',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'name' => array(
'description' => __( 'A friendly name for the webhook.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
),
'status' => array(
'description' => __( 'Webhook status.', 'woocommerce' ),
'type' => 'string',
'default' => 'active',
'enum' => array_keys( wc_get_webhook_statuses() ),
'context' => array( 'view', 'edit' ),
),
'topic' => array(
'description' => __( 'Webhook topic.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
),
'resource' => array(
'description' => __( 'Webhook resource.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'event' => array(
'description' => __( 'Webhook event.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'hooks' => array(
'description' => __( 'WooCommerce action names associated with the webhook.', 'woocommerce' ),
'type' => 'array',
'context' => array( 'view', 'edit' ),
'readonly' => true,
'items' => array(
'type' => 'string',
),
),
'delivery_url' => array(
'description' => __( 'The URL where the webhook payload is delivered.', 'woocommerce' ),
'type' => 'string',
'format' => 'uri',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'secret' => array(
'description' => __( "Secret key used to generate a hash of the delivered webhook and provided in the request headers. This will default to a MD5 hash from the current user's ID|username if not provided.", 'woocommerce' ),
'type' => 'string',
'context' => array( 'edit' ),
),
'date_created' => array(
'description' => __( "The date the webhook was created, in the site's timezone.", 'woocommerce' ),
'type' => 'date-time',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'date_modified' => array(
'description' => __( "The date the webhook was last modified, in the site's timezone.", 'woocommerce' ),
'type' => 'date-time',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
),
);
return $this->add_additional_fields_schema( $schema );
}
/**
* Get the query params for collections of attachments.
*
* @return array
*/
public function get_collection_params() {
$params = parent::get_collection_params();
$params['context']['default'] = 'view';
$params['after'] = array(
'description' => __( 'Limit response to resources published after a given ISO8601 compliant date.', 'woocommerce' ),
'type' => 'string',
'format' => 'date-time',
'validate_callback' => 'rest_validate_request_arg',
);
$params['before'] = array(
'description' => __( 'Limit response to resources published before a given ISO8601 compliant date.', 'woocommerce' ),
'type' => 'string',
'format' => 'date-time',
'validate_callback' => 'rest_validate_request_arg',
);
$params['exclude'] = array(
'description' => __( 'Ensure result set excludes specific IDs.', 'woocommerce' ),
'type' => 'array',
'items' => array(
'type' => 'integer',
),
'default' => array(),
'sanitize_callback' => 'wp_parse_id_list',
);
$params['include'] = array(
'description' => __( 'Limit result set to specific ids.', 'woocommerce' ),
'type' => 'array',
'items' => array(
'type' => 'integer',
),
'default' => array(),
'sanitize_callback' => 'wp_parse_id_list',
);
$params['offset'] = array(
'description' => __( 'Offset the result set by a specific number of items.', 'woocommerce' ),
'type' => 'integer',
'sanitize_callback' => 'absint',
'validate_callback' => 'rest_validate_request_arg',
);
$params['order'] = array(
'description' => __( 'Order sort attribute ascending or descending.', 'woocommerce' ),
'type' => 'string',
'default' => 'desc',
'enum' => array( 'asc', 'desc' ),
'validate_callback' => 'rest_validate_request_arg',
);
$params['orderby'] = array(
'description' => __( 'Sort collection by object attribute.', 'woocommerce' ),
'type' => 'string',
'default' => 'date',
'enum' => array(
'date',
'id',
'title',
),
'validate_callback' => 'rest_validate_request_arg',
);
$params['status'] = array(
'default' => 'all',
'description' => __( 'Limit result set to webhooks assigned a specific status.', 'woocommerce' ),
'type' => 'string',
'enum' => array( 'all', 'active', 'paused', 'disabled' ),
'sanitize_callback' => 'sanitize_key',
'validate_callback' => 'rest_validate_request_arg',
);
return $params;
}
}
